Integral tak tentu. Integral sin^3x cosx dx

misalkan
[tex]u=\sin{x}\\du=\cos{x} dx\\\\\int{\sin^3{x}\cos{x}} \,dx\\=\int{u^3} \,du\\=\frac{1}{4}u^4+C\\=\frac{1}{4}\sin^4{x}+C[/tex]